What is the affected amino acid in the metabolic condition phenylketonuria (PKU)?
a. methionine
b. leucine
c. isoleucine
d. phenylalanine
e. cysteine
d
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Which of the following factors influence the development of cancer?
a. Immune system b. Environment c. Genetics d. All of the above
Which of the following is required for cells to take up low-density lipoproteins?
a. Lipoprotein lipase b. Homocysteine c. LDL receptors d. Insulin
Current dietary guidelines for the United States recommend: a. a restricted intake of carbohydrates for individuals with diabetes
b. increased consumption of all kinds of carbohydrates. c. reduction in both simple and complex carbohydrate intakes. d. increased consumption of fiber-rich, whole-food sources of carbohydrate. e. reduction in carbohydrate, especially whole-grain carbohydrate, intakes in people at-risk of diabetes.
The Dietary Guidelines for Americans were developed by the USDA and which other agency?
A. Food and Drug Administration (FDA) B. U.S. Dept. of Health and Human Services (HHS) C. Academy of Nutrition and Dietetics D. Centers for Disease Control (CDC)